<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');if ( ! function_exists('change_language')){    function change_language($type)    {		$ci = &get_instance();		$ci->load->library('session');		$ci->session->set_userdata('lang',$type);				$pageURL = 'http';		 if ( isset( $_SERVER["HTTPS"] ) && strtolower( $_SERVER["HTTPS"] ) == "on" ) {$pageURL .= "s";}		 $pageURL .= "://";		 if ($_SERVER["SERVER_PORT"] != "80") {		  $pageURL .= $_SERVER["SERVER_NAME"].":".$_SERVER["SERVER_PORT"].$_SERVER["REQUEST_URI"];		 } else {		  $pageURL .= $_SERVER["SERVER_NAME"].$_SERVER["REQUEST_URI"];		 }        //redirect($pageURL,'refresh');        return $pageURL;    }   }?>